./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:53:42,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:53:42,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:53:42,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:53:42,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:53:42,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:53:42,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:53:42,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:53:42,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:53:42,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:53:42,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:53:42,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:53:42,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:53:42,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:53:42,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:53:42,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:53:42,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:53:42,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:53:42,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:53:42,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:53:42,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:53:42,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:53:42,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:53:42,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:53:42,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:53:42,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:53:42,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:53:42,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:53:42,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:53:42,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:53:42,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:53:42,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:53:42,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:53:42,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:53:42,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:53:42,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:53:42,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:53:42,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:53:42,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:53:42,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:53:42,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:53:42,865 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:53:42,877 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:53:42,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:53:42,878 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:53:42,878 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:53:42,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:53:42,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:53:42,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:53:42,879 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:53:42,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:53:42,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:53:42,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:53:42,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:53:42,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:53:42,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:53:42,880 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:53:42,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:53:42,880 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:53:42,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:53:42,881 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:53:42,881 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:53:42,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:53:42,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:53:42,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:53:42,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:53:42,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:53:42,882 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:53:42,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:53:42,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:53:42,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-12-15 01:53:43,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:53:43,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:53:43,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:53:43,072 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:53:43,073 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:53:43,074 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-12-15 01:53:45,694 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:53:45,851 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:53:45,851 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-12-15 01:53:45,855 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/data/98ad3e814/74c33f7e3bd14eac8cb7e2c258ddc965/FLAGbd9c1cb93 [2022-12-15 01:53:45,866 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/data/98ad3e814/74c33f7e3bd14eac8cb7e2c258ddc965 [2022-12-15 01:53:45,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:53:45,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:53:45,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:53:45,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:53:45,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:53:45,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:53:45" (1/1) ... [2022-12-15 01:53:45,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fdf6a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:45, skipping insertion in model container [2022-12-15 01:53:45,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:53:45" (1/1) ... [2022-12-15 01:53:45,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:53:45,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:53:46,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-12-15 01:53:46,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:53:46,052 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:53:46,073 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-12-15 01:53:46,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:53:46,091 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:53:46,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46 WrapperNode [2022-12-15 01:53:46,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:53:46,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:53:46,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:53:46,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:53:46,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,123 INFO L138 Inliner]: procedures = 18, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 199 [2022-12-15 01:53:46,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:53:46,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:53:46,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:53:46,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:53:46,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,142 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:53:46,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:53:46,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:53:46,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:53:46,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:53:46,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:53:46,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:53:46,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:53:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:53:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:53:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:53:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-15 01:53:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:53:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:53:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-15 01:53:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:53:46,268 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:53:46,269 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:53:46,419 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:53:46,437 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:53:46,437 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:53:46,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:53:46 BoogieIcfgContainer [2022-12-15 01:53:46,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:53:46,441 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:53:46,441 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:53:46,450 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:53:46,450 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:53:46" (1/1) ... [2022-12-15 01:53:46,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:53:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2022-12-15 01:53:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2022-12-15 01:53:46,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:53:46,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:46,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:46,551 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 01:53:46,554 INFO L158 Benchmark]: Toolchain (without parser) took 684.87ms. Allocated memory is still 134.2MB. Free memory was 99.7MB in the beginning and 62.6MB in the end (delta: 37.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-15 01:53:46,555 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:53:46,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.20ms. Allocated memory is still 134.2MB. Free memory was 99.3MB in the beginning and 87.8MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:53:46,556 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.36ms. Allocated memory is still 134.2MB. Free memory was 87.8MB in the beginning and 86.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:53:46,557 INFO L158 Benchmark]: Boogie Preprocessor took 19.88ms. Allocated memory is still 134.2MB. Free memory was 86.2MB in the beginning and 84.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:53:46,558 INFO L158 Benchmark]: RCFGBuilder took 295.63ms. Allocated memory is still 134.2MB. Free memory was 84.1MB in the beginning and 69.0MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 01:53:46,558 INFO L158 Benchmark]: CodeCheck took 112.09ms. Allocated memory is still 134.2MB. Free memory was 69.0MB in the beginning and 62.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 01:53:46,562 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.20ms. Allocated memory is still 134.2MB. Free memory was 99.3MB in the beginning and 87.8MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.36ms. Allocated memory is still 134.2MB. Free memory was 87.8MB in the beginning and 86.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.88ms. Allocated memory is still 134.2MB. Free memory was 86.2MB in the beginning and 84.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 295.63ms. Allocated memory is still 134.2MB. Free memory was 84.1MB in the beginning and 69.0MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 112.09ms. Allocated memory is still 134.2MB. Free memory was 69.0MB in the beginning and 62.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:53:46,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:53:48,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:53:48,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:53:48,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:53:48,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:53:48,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:53:48,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:53:48,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:53:48,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:53:48,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:53:48,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:53:48,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:53:48,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:53:48,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:53:48,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:53:48,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:53:48,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:53:48,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:53:48,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:53:48,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:53:48,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:53:48,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:53:48,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:53:48,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:53:48,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:53:48,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:53:48,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:53:48,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:53:48,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:53:48,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:53:48,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:53:48,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:53:48,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:53:48,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:53:48,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:53:48,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:53:48,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:53:48,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:53:48,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:53:48,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:53:48,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:53:48,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 01:53:48,402 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:53:48,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:53:48,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:53:48,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:53:48,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:53:48,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:53:48,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:53:48,404 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:53:48,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:53:48,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:53:48,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:53:48,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:53:48,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:53:48,405 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:53:48,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:53:48,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:53:48,405 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:53:48,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:53:48,406 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:53:48,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:53:48,406 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:53:48,406 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:53:48,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:53:48,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:53:48,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:53:48,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:53:48,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:53:48,407 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:53:48,407 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:53:48,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:53:48,407 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:53:48,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:53:48,408 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-12-15 01:53:48,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:53:48,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:53:48,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:53:48,659 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:53:48,659 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:53:48,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-12-15 01:53:51,233 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:53:51,387 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:53:51,388 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-12-15 01:53:51,394 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/data/724ee81b3/97d2eeafcf1e4a26b64ed1ebc196760d/FLAG08075b513 [2022-12-15 01:53:51,408 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/data/724ee81b3/97d2eeafcf1e4a26b64ed1ebc196760d [2022-12-15 01:53:51,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:53:51,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:53:51,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:53:51,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:53:51,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:53:51,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b8222f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51, skipping insertion in model container [2022-12-15 01:53:51,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:53:51,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:53:51,567 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-12-15 01:53:51,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:53:51,588 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:53:51,616 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-12-15 01:53:51,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:53:51,640 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:53:51,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51 WrapperNode [2022-12-15 01:53:51,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:53:51,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:53:51,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:53:51,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:53:51,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,674 INFO L138 Inliner]: procedures = 19, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 200 [2022-12-15 01:53:51,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:53:51,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:53:51,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:53:51,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:53:51,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,695 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:53:51,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:53:51,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:53:51,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:53:51,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:51" (1/1) ... [2022-12-15 01:53:51,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:53:51,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:53:51,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:53:51,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:53:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:53:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-12-15 01:53:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:53:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:53:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-12-15 01:53:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:53:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:53:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:53:51,820 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:53:51,822 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:54:02,469 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:54:02,518 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:54:02,518 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:54:02,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:54:02 BoogieIcfgContainer [2022-12-15 01:54:02,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:54:02,522 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:54:02,522 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:54:02,531 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:54:02,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:54:02" (1/1) ... [2022-12-15 01:54:02,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:54:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2022-12-15 01:54:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2022-12-15 01:54:02,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:54:02,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:02,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:02,609 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 01:54:02,612 INFO L158 Benchmark]: Toolchain (without parser) took 11200.04ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 35.4MB in the beginning and 39.8MB in the end (delta: -4.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2022-12-15 01:54:02,612 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 44.0MB. Free memory was 22.6MB in the beginning and 22.5MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:54:02,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.27ms. Allocated memory is still 56.6MB. Free memory was 35.2MB in the beginning and 36.7MB in the end (delta: -1.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2022-12-15 01:54:02,613 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.86ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 34.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:54:02,613 INFO L158 Benchmark]: Boogie Preprocessor took 23.76ms. Allocated memory is still 56.6MB. Free memory was 34.6MB in the beginning and 32.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:54:02,614 INFO L158 Benchmark]: RCFGBuilder took 10821.93ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.5MB in the beginning and 45.8MB in the end (delta: -13.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-12-15 01:54:02,614 INFO L158 Benchmark]: CodeCheck took 89.31ms. Allocated memory is still 69.2MB. Free memory was 45.8MB in the beginning and 39.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 01:54:02,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 44.0MB. Free memory was 22.6MB in the beginning and 22.5MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.27ms. Allocated memory is still 56.6MB. Free memory was 35.2MB in the beginning and 36.7MB in the end (delta: -1.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.86ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 34.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.76ms. Allocated memory is still 56.6MB. Free memory was 34.6MB in the beginning and 32.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10821.93ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.5MB in the beginning and 45.8MB in the end (delta: -13.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * CodeCheck took 89.31ms. Allocated memory is still 69.2MB. Free memory was 45.8MB in the beginning and 39.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:54:02,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9c20e3-4bc8-4957-95a5-02dc499d1d8d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared